Addresses [8344222](https://bugs.openjdk.org/browse/JDK-8344222) and removes `SecurityManager` and `doPrivileged()` usages from `Http(s)URLConnection` and `HttpConnectSocketImpl`. `tier2` and `tier3` results are on their way.
------------- Commit messages: - Remove `SM` et al. from `HttpURLConnection`, `HttpConnectSocketImpl`, and `HttpsURLConnection` Changes: https://git.openjdk.org/jdk/pull/22326/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22326&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8344222 Stats: 66 lines in 4 files changed: 1 ins; 59 del; 6 mod Patch: https://git.openjdk.org/jdk/pull/22326.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/22326/head:pull/22326 PR: https://git.openjdk.org/jdk/pull/22326
